Article: Lahaina Harbor Please Ditch Diesel

Not only is diesel bad for the environment, it can also pose a serious risk to your cardiovascular health. When combined with cholesterol, the particles from diesel exhaust can cause arteries to harden and lead to more frequent heart attacks, according to a new study by a team of researchers from the University of California, Los Angeles.

They put out less power than an equivalent size petrol engine, and tend to be somewhat smokier. Older diesels are worse in this respect.